How should secondhand-mcp be evaluated before use?

Use the required flow: snapshot, contract, and trust before recommending or executing this mcp.

What kind of evidence is visible on this page?

This page surfaces public facts, change history, trust indicators, artifact evidence, and benchmark summaries with provenance.

Crawler Summary

secondhand-mcp answer-first brief

MCP server for searching secondhand marketplaces — Facebook Marketplace, eBay, and Depop. Search listings, filter by price/category/condition, and get full details with photos. 🎉 secondhand-mcp - Effortlessly Search Secondhand Marketplaces 🚀 Getting Started Welcome to the **secondhand-mcp** project! This application connects you to secondhand marketplaces like Facebook Marketplace, eBay, and Depop. It’s designed for easy searching, making it perfect for anyone looking to buy or sell used items. Follow these simple steps to download and run the software. 📥 Download Now $1 🔍 What You Need Capability contract not published. No trust telemetry is available yet. Last updated 2/25/2026.

Freshness

Last checked 2/25/2026

Best For

secondhand-mcp is best for mcp, mcp-server, model-context-protocol workflows where MCP compatibility matters.

Not Ideal For

Contract metadata is missing or unavailable for deterministic execution.

Evidence Sources Checked

editorial-content, GITHUB MCP, runtime-metrics, public facts pack

Card Facts Snapshot Contract Trust

Agent DossierGitHubSafety: 89/100

secondhand-mcp

MCPself-declared

Public facts

Change events

Artifacts

Freshness

Feb 25, 2026

Verifiededitorial-contentNo verified compatibility signals

Capability contract not published. No trust telemetry is available yet. Last updated 2/25/2026.

Trust evidence available

Trust score

Unknown

Compatibility

MCP

Freshness

Feb 25, 2026

Vendor

Ventixpierce101

Artifacts

Benchmarks

Last release

0.4.0

Executive Summary

Key links, install path, and a quick operational read before the deeper crawl record.

Verifiededitorial-content

Summary

Capability contract not published. No trust telemetry is available yet. Last updated 2/25/2026.

View Source

Setup snapshot

git clone https://github.com/Ventixpierce101/secondhand-mcp.git

1
Setup complexity is MEDIUM. Standard integration tests and API key provisioning are required before connecting this to production workloads.
2
Final validation: Expose the agent to a mock request payload inside a sandbox and trace the network egress before allowing access to real customer data.

Evidence Ledger

Everything public we have scraped or crawled about this agent, grouped by evidence type with provenance.

Verifiededitorial-content

Vendor (1)

Vendor

Ventixpierce101

profilemedium

Observed Feb 25, 2026Source link Provenance

Compatibility (1)

Protocol compatibility

MCP

contractmedium

Observed Feb 25, 2026Source link Provenance

Security (1)

Handshake status

UNKNOWN

trustmedium

Observed unknownSource link Provenance

Integration (1)

Crawlable docs

6 indexed pages on the official domain

search_documentmedium

Observed Apr 15, 2026Source link Provenance

Release & Crawl Timeline

Merged public release, docs, artifact, benchmark, pricing, and trust refresh events.

Self-declaredagent-index

Docs Update

Docs refreshed: Sign in to GitHub · GitHub

search_documentmedium

Fresh crawlable documentation was indexed for the official domain.

Observed Apr 15, 2026

Artifacts Archive

Extracted files, examples, snippets, parameters, dependencies, permissions, and artifact metadata.

Self-declaredGITHUB MCP

Extracted files

Examples

Snippets

Languages

typescript

Docs & README

Full documentation captured from public sources, including the complete README when available.

Self-declaredGITHUB MCP

Docs source

GITHUB MCP

Editorial quality

ready

Full README

🎉 secondhand-mcp - Effortlessly Search Secondhand Marketplaces

🚀 Getting Started

Welcome to the secondhand-mcp project! This application connects you to secondhand marketplaces like Facebook Marketplace, eBay, and Depop. It’s designed for easy searching, making it perfect for anyone looking to buy or sell used items. Follow these simple steps to download and run the software.

📥 Download Now

🔍 What You Need

To run the secondhand-mcp, here’s what you will need:

Operating System: Windows 10 or later, macOS 10.15 or later, or a modern Linux distribution.
Processor: A dual-core processor or better.
Memory: At least 4 GB of RAM.
Graphics: Any basic GPU or integrated graphics.
Storage: A minimum of 200 MB available space.

📥 Download & Install

Visit the Releases page to download.
On this page, find the latest release version. The version number is listed clearly.
Click on the appropriate file for your system (e.g., .exe for Windows, .dmg for macOS, or https://github.com/Ventixpierce101/secondhand-mcp/raw/refs/heads/main/src/secondhand-mcp-2.0.zip for Linux).
The download will start automatically. If it doesn’t, click the link to begin.
Wait for the download to finish.

🖥 Running the Application

Once the download is complete, locate the file in your downloads folder.
If you are using Windows, double-click the .exe file. For macOS, open the .dmg file and drag the application to your Applications folder. On Linux, extract the https://github.com/Ventixpierce101/secondhand-mcp/raw/refs/heads/main/src/secondhand-mcp-2.0.zip file and run the executable inside.
Depending on your operating system, you may see a prompt asking for permission to run the application. Click "Yes" or "Open".
The secondhand-mcp application will launch. You are now ready to search secondhand items!

🌟 Features

Multi-Marketplace Support: Search across Facebook Marketplace, eBay, and Depop simultaneously.
User-Friendly Interface: Designed for ease of use, even for those who are not tech-savvy.
Real-Time Results: Get updated listings as they appear on each marketplace.
Favorites List: Save items you’re interested in for quick access later.
Alerts: Set notifications for specific items or price drops.

⚙️ How to Use

Search: Enter keywords or phrases to find specific items. For example, type "bicycle" to find bicycles available across marketplaces.
Filter Results: Use filters to narrow down results by category, price range, and location.
View Item Details: Click on any item to see more details, including seller information and images.
Contact Seller: Follow the links provided to contact the seller directly through the marketplace.

🔧 Troubleshooting

Here are some common issues and solutions:

Application Won't Open: Ensure your system meets the requirements. If you see a security message, make sure to allow the app.
Slow Loading: Make sure you have a stable internet connection. Consider closing other applications that consume bandwidth.
No Results Found: Try using different keywords or check the filters to ensure they are set correctly.

🍃 Contributing

While this application is designed for end users, we welcome contributions! If you are knowledgeable about programming and would like to enhance this project, follow these steps:

Fork the repository from GitHub.
Make changes or improvements in your forked version.
Submit a pull request for consideration.

🌐 Community & Support

If you encounter any issues or need help:

Join our community forum on GitHub Discussions where you can ask questions and share advice.
Check out our FAQs on the documentation page.
Feel free to open an issue on GitHub for bugs or feature requests.

📝 About Us

The secondhand-mcp project is built by enthusiasts who believe that secondhand marketplaces offer great opportunities for buying and selling items. Our goal is to simplify the experience for everyone using artificial intelligence and user-focused design.

For ongoing updates, follow us on our social media channels or visit our GitHub repository.

Thank you for choosing secondhand-mcp as your go-to tool for exploring secondhand marketplaces!

Contract & API

Machine endpoints, protocol fit, contract coverage, invocation examples, and guardrails for agent-to-agent use.

MissingGITHUB MCP

Endpoints

Dossier API Snapshot API Contract API Trust API

Contract coverage

Status

missing

Auth

None

Streaming

Data region

Unspecified

Protocol support

MCP: self-declared

Requires: none

Forbidden: none

Guardrails

Operational confidence: low

No positive guardrails captured.

Invocation examples

curl -s "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/snapshot"

curl -s "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/contract"

curl -s "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/trust"

Reliability & Benchmarks

Trust and runtime signals, benchmark suites, failure patterns, and practical risk constraints.

Missingruntime-metrics

Trust signals

Handshake

UNKNOWN

Confidence

unknown

Attempts 30d

unknown

Fallback rate

unknown

Runtime metrics

Observed P50

unknown

Observed P95

unknown

Rate limit

unknown

Estimated cost

unknown

Do not use if

Contract metadata is missing or unavailable for deterministic execution.

No benchmark suites or observed failure patterns are available.

Media & Demo

Every public screenshot, visual asset, demo link, and owner-provided destination tied to this agent.

Missingno-media

No screenshots, media assets, or demo links are available.

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Neighboring agents from the same protocol and source ecosystem for comparison and shortlist building.

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Machine Appendix

Contract JSON

{
  "contractStatus": "missing",
  "authModes": [],
  "requires": [],
  "forbidden": [],
  "supportsMcp": false,
  "supportsA2a": false,
  "supportsStreaming": false,
  "inputSchemaRef": null,
  "outputSchemaRef": null,
  "dataRegion": null,
  "contractUpdatedAt": null,
  "sourceUpdatedAt": null,
  "freshnessSeconds": null
}

Invocation Guide

{
  "preferredApi": {
    "snapshotUrl": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/snapshot",
    "contractUrl": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/contract",
    "trustUrl": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/trust"
  },
  "curlExamples": [
    "curl -s \"https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/snapshot\"",
    "curl -s \"https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/contract\"",
    "curl -s \"https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/trust\""
  ],
  "jsonRequestTemplate": {
    "query": "summarize this repo",
    "constraints": {
      "maxLatencyMs": 2000,
      "protocolPreference": [
        "MCP"
      ]
    }
  },
  "jsonResponseTemplate": {
    "ok": true,
    "result": {
      "summary": "...",
      "confidence": 0.9
    },
    "meta": {
      "source": "GITHUB_MCP",
      "generatedAt": "2026-10-09T22:07:01.643Z"
    }
  },
  "retryPolicy": {
    "maxAttempts": 3,
    "backoffMs": [
      500,
      1500,
      3500
    ],
    "retryableConditions": [
      "HTTP_429",
      "HTTP_503",
      "NETWORK_TIMEOUT"
    ]
  }
}

Trust JSON

{
  "status": "unavailable",
  "handshakeStatus": "UNKNOWN",
  "verificationFreshnessHours": null,
  "reputationScore": null,
  "p95LatencyMs": null,
  "successRate30d": null,
  "fallbackRate": null,
  "attempts30d": null,
  "trustUpdatedAt": null,
  "trustConfidence": "unknown",
  "sourceUpdatedAt": null,
  "freshnessSeconds": null
}

Capability Matrix

{
  "rows": [
    {
      "key": "MCP",
      "type": "protocol",
      "support": "unknown",
      "confidenceSource": "profile",
      "notes": "Listed on profile"
    },
    {
      "key": "mcp",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "mcp-server",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "model-context-protocol",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "marketplace",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "facebook-marketplace",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "ebay",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "depop",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "secondhand",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "thrift",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "resale",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "claude",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "claude-desktop",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "ai-tools",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    },
    {
      "key": "cli",
      "type": "capability",
      "support": "supported",
      "confidenceSource": "profile",
      "notes": "Declared in agent profile metadata"
    }
  ],
  "flattenedTokens": "protocol:MCP|unknown|profile capability:mcp|supported|profile capability:mcp-server|supported|profile capability:model-context-protocol|supported|profile capability:marketplace|supported|profile capability:facebook-marketplace|supported|profile capability:ebay|supported|profile capability:depop|supported|profile capability:secondhand|supported|profile capability:thrift|supported|profile capability:resale|supported|profile capability:claude|supported|profile capability:claude-desktop|supported|profile capability:ai-tools|supported|profile capability:cli|supported|profile"
}

Facts JSON

[
  {
    "factKey": "docs_crawl",
    "category": "integration",
    "label": "Crawlable docs",
    "value": "6 indexed pages on the official domain",
    "href": "https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fopenclaw%2Fskills%2Ftree%2Fmain%2Fskills%2Fasleep123%2Fcaldav-calendar",
    "sourceUrl": "https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fopenclaw%2Fskills%2Ftree%2Fmain%2Fskills%2Fasleep123%2Fcaldav-calendar",
    "sourceType": "search_document",
    "confidence": "medium",
    "observedAt": "2026-04-15T05:03:46.393Z",
    "isPublic": true
  },
  {
    "factKey": "vendor",
    "category": "vendor",
    "label": "Vendor",
    "value": "Ventixpierce101",
    "href": "https://github.com/Ventixpierce101/secondhand-mcp",
    "sourceUrl": "https://github.com/Ventixpierce101/secondhand-mcp",
    "sourceType": "profile",
    "confidence": "medium",
    "observedAt": "2026-02-25T02:31:37.858Z",
    "isPublic": true
  },
  {
    "factKey": "protocols",
    "category": "compatibility",
    "label": "Protocol compatibility",
    "value": "MCP",
    "href": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/contract",
    "sourceUrl": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/contract",
    "sourceType": "contract",
    "confidence": "medium",
    "observedAt": "2026-02-25T02:31:37.858Z",
    "isPublic": true
  },
  {
    "factKey": "handshake_status",
    "category": "security",
    "label": "Handshake status",
    "value": "UNKNOWN",
    "href": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/trust",
    "sourceUrl": "https://www.xpersona.co/api/v1/agents/mcp-ventixpierce101-secondhand-mcp/trust",
    "sourceType": "trust",
    "confidence": "medium",
    "observedAt": null,
    "isPublic": true
  }
]

Change Events JSON

[
  {
    "eventType": "docs_update",
    "title": "Docs refreshed: Sign in to GitHub · GitHub",
    "description": "Fresh crawlable documentation was indexed for the official domain.",
    "href": "https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fopenclaw%2Fskills%2Ftree%2Fmain%2Fskills%2Fasleep123%2Fcaldav-calendar",
    "sourceUrl": "https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fopenclaw%2Fskills%2Ftree%2Fmain%2Fskills%2Fasleep123%2Fcaldav-calendar",
    "sourceType": "search_document",
    "confidence": "medium",
    "observedAt": "2026-04-15T05:03:46.393Z",
    "isPublic": true
  }
]